Warning: One-hit kill codes can sometimes trigger boss fight glitches. Save your state before using. If you have the European (PAL) version of the game titled "Teenage Mutant Hero Turtles" (due to censorship of the word "Ninja" at the time), all passwords listed above work exactly the same. The only difference is the character select screen uses "Hero Turtles" instead of "Ninja Turtles." Conclusion: The GBA version of TMNT (2007) is a hidden gem that rewards exploration and code entry. Whether you want to relive the final boss fight or play as the original comic Turtles, these cheats ensure you can skip the grind and get straight to the shell-kicking action.

GV7V NSP8 V!8T

Once entered, each Turtle will have an alternate costume available on the character select screen. You can jump directly to any boss or specific level by entering the corresponding code. This is perfect for practicing difficult sections or farming health pickups.